In previous blogs we’ve talked about using the Data Collection API to limit the amount of data that you collect in instrumentation mode. I’ve been asked recently if the Data Collection API can work with sampling mode as well as instrumentation mode. ...

A customer recently asked me if the profiler included with Visual Studio Team System would allow you to profile an application while the debugger was attached. While I knew that it would (from talking with other team members) I had never actually tried...

The web and load testing teams here have also put together an FAQ to address the most common issues seen on their forums. Check it out below:
http://forums.microsoft.com/MSDN/ShowPost.aspx?PostID=386330&SiteID=1
~Ian